Home / 20,186,335,029.70-30,279,502,544.55-20,186,335,029.70

Finding the Fourth Proportional to 20,186,335,029.70, 30,279,502,544.55 and 20,186,335,029.70

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Solution

The fourth proportional to 20,186,335,029.70, 30,279,502,544.55 and 20,186,335,029.70 is: 30,279,502,544.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,186,335,029.70 : 30,279,502,544.55 = 20,186,335,029.70 : x
  2. Step 2: Convert to fraction form
    20,186,335,029.70/30,279,502,544.55 = 20,186,335,029.70/x
  3. Step 3: Cross multiply
    20,186,335,029.70x = 30,279,502,544.55 × 20,186,335,029.70
  4. Step 4: Simplify right side
    20,186,335,029.70x = 611,232,182,896,939,892,736
  5. Step 5: Solve for x
    x = 611,232,182,896,939,892,736/20,186,335,029.70
  6. Step 6: Final answer
    x = 30,279,502,544.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.